TV Panels-The Barenaked Ladies surprise the 2010 SDCC The Big Bang Theory panel crowd by singing the show theme!

Wil Wheaton was the moderator of the 2010 San Diego Comic-Con The Big Bang Theory panel. Beginning the panel with a sing-along of the show theme, he surprised the crowd by introducing The Barenaked Ladies to perform the extended version of the theme live before the cast and creators came out!